Cool
Average highs are around 8°C, so pack for cooler days.
Weather Guide
Kerguelen, Antarctica Average Monthly Weather
Weather score26Poor annual avg
Best months: December, January, November
Across the year, average daytime temperatures are around 10°C, sunshine averages 0h per day, and rainfall totals about 940mm. Sea temperatures average 4°C across the year.
Annual weather
Annual averages
Temp
10°C
Rain
940mm
Annual total
Sun
0h
Sea
4°C
Weather score
26
Poor avg
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 85mm, so some wet days are possible.
Limited sun
Sunshine averages 0h per day, so this is not one of the brighter months.
Cool sea
Sea temperatures average 3°C, so the water can feel cool.
Map
Weather map
Compare Kerguelen, Antarctica with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
August8°C average high
August has some of the coolest average daytime highs of the year, so pack for fresher conditions.
Warmest monthsJanuary to February
This stretch sets the upper range for average daytime heat.
Rain
August85mm average rain
August is close to Kerguelen's usual rainfall pattern, with little seasonal change across the year.
Driest monthsAll year
Rainfall stays comparatively low through the year.
Sun
August0 hours average sun
August is close to Kerguelen's usual sunshine level, with limited seasonal swing across the year.
Brightest monthsAll year
Sunshine stays consistently strong through the year.
Sea temperature
August3°C average sea
August is one of the coolest sea months, so the water may feel fresher than in peak months.
Warmest seaJanuary to May
Sea temperatures are usually near 5°C in this stretch, so swimming comfort is at its strongest.
Weather score
August22 weather score
August is one of the weakest weather-score months, when the overall mix is less favourable than the rest of the year.
Best weather monthsJanuary to February and October to December
These months have the strongest weather score in the monthly averages.